======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '391'
                                          'artist'  'Steve Hackett'
                                     'text_people'  ''
                                         'release'  'Best of Prog Rock - disc 3'
                                           'title'  'Spectral Mornings'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['progressive', 'guitar', 'art rock', 'rock', 'progressive rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early'
                                             'bpm'  '139.9'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'TALB' (Album/Movie/Show title)                     'Best of Prog Rock - disc 3'
'TBPM' (BPM (beats per minute))                     '139.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-early'
'TIT2' (Title/songname/content description)         'Spectral Mornings'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '391784'
'TPE1' (Lead performer(s)/Soloist(s))               'Steve Hackett'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['progressive', 'guitar', 'art rock', 'rock', 'progressive rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.65 dB'
'TXXX:replaygain_track_peak'                        '0.644667'

========================== row from database ==========================
                                              'id'  1529630
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Global_s __And then came the Synths__ (Tfva&s)/Part2 - Med. Volume [256k VBR]/4. Steve Hackett - Spectral Mornings (1979).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  391
                                           'genre'  electronic-experimental-early
                                        'filesize'  6270600
                                           'mtime'  1637328969
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Global_s __And then came the Synths__ (Tfva&s) Part2 Med. Volume [256k VBR] 4. (1979) electronic experimental early
                                      'tag_artist'  Steve Hackett
                                     'tag_release'  Best of Prog Rock - disc 3
                                       'tag_title'  Spectral Mornings
                                             'bpm'  139.9
                                    'search_title'  'mornings':2 'spectral':1
                                   'search_artist'  'hackett':2 'steve':1
                                  'search_release'  '3':6 'best':1 'disc':5 'of':2 'prog':3 'rock':4
                                     'search_rest'  '1979':21,22 '256k':15,16 '4':19,20 'and':3 'came':5 'early':25 'electronic':23 'experimental':24 'global':1 'med':12,13 'part2':11 's':2,9 'synths':7 'tfva':8 'tfvas':10 'the':6 'then':4 'vbr':17,18 'volume':14
                                    'search_combo'  '1979':31,32 '256k':25,26 '3':10C '4':29,30 'and':13 'best':5C 'came':15 'disc':9C 'early':35 'electronic':33 'experimental':34 'global':11 'hackett':4B 'med':22,23 'mornings':2A 'of':6C 'part2':21 'prog':7C 'rock':8C 's':12,19 'spectral':1A 'steve':3B 'synths':17 'tfva':18 'tfvas':20 'the':16 'then':14 'vbr':27,28 'volume':24
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive', 'guitar', 'art rock', 'rock', 'progressive rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637328969.1072419  (2021-11-19 14:36:09)
                             'size'  6270600